Thors Helmet
Thor not only has his own day (Thursday), but a helmet in the heavens. Popularly called Thor’s Helmet, NGC 2359 is a hat-shaped cosmic cloud with wing-like appendages.Heroically sized even for aNorse god,Thor’s Helmet is about 30 light-years across.In fact, the cosmic head-covering is more likean interstellar bubble, blown with a fastwind from the bright, massive star near the bubble’s center.
Continue Reading